Gps Driver Download Bu-353s4 Windows 11 - G Star Iv

Even after the correct G Star IV GPS driver download for BU-353S4, Windows 11 may throw errors. Here is the fix for each.

Windows 11 blocks unsigned or modified legacy drivers.

If your BU-353S4 is a counterfeit or an early revision, it may use a Prolific PL-2303 HXD chip. For this:

Do not use the outdated CD that came with the device. Instead:

Important: Windows 11 may try to install a generic driver, but it often fails with a Code 10 error (device cannot start). The official Prolific driver fixes this.

Once the G Star IV driver is correctly loaded, validate functionality:

Method 1: GPS Data Viewer (Free)

Method 2: Command Line Test

Method 3: Mapping Software